import requests
url = 'http://www.metalinfo.cn/json/search/list'
headers = {
    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36',
    'Referer': 'http://www.metalinfo.cn/mi.html',
}
res = requests.post(url, headers=headers)
json = res.json()
for l in json['result']['records']:
    print(l)